Insidious Roots + Phyrexian Altar + Reassembling Skeleton

Mana needed: {1}

BG identity

Commander legal

The 3 combo pieces

• Insidious Roots
• Phyrexian Altar
• Reassembling Skeleton

How to execute it

1. Activate Phyrexian Altar by sacrificing Reassembling Skeleton, adding {B}.
2. Activate Reassembling Skeleton by paying {1}{B}, returning it from your graveyard to the battlefield.
3. Insidious Roots triggers, creating a creature token and putting a +1/+1 counter on each Plant you control.
4. Activate Phyrexian Altar by sacrificing the creature token, adding {1}.
5. Repeat.

What the combo produces

• Infinite +1/+1 counters on certain creatures
• Infinite creature LTB
• Infinite death triggers
• Infinite ETB
• Infinite sacrifice triggers